85540400

素因数分解:

$2^4\times 5^2\times {\mathrm{11}}^1\times {\mathrm{19441}}^1$

素因数の和:19470

約数の個数: 60

約数和(自身を含む): 224205144

約数和(自身を除く): 138664744

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 25, 40, 44, 50, 55, 80, 88, 100, 110, 176, 200, 220, 275, 400, 440, 550, 880, 1100, 2200, 4400, 19441, 38882, 77764, 97205, 155528, 194410, 213851, 311056, 388820, 427702, 486025, 777640, 855404, 972050, 1069255, 1555280, 1710808, 1944100, 2138510, 3421616, 3888200, 4277020, 5346275, 7776400, 8554040, 10692550, 17108080, 21385100, 42770200, 85540400]

約数ペア:

[(1, 85540400), (2, 42770200), (4, 21385100), (5, 17108080), (8, 10692550), (10, 8554040), (11, 7776400), (16, 5346275), (20, 4277020), (22, 3888200), (25, 3421616), (40, 2138510), (44, 1944100), (50, 1710808), (55, 1555280), (80, 1069255), (88, 972050), (100, 855404), (110, 777640), (176, 486025), (200, 427702), (220, 388820), (275, 311056), (400, 213851), (440, 194410), (550, 155528), (880, 97205), (1100, 77764), (2200, 38882), (4400, 19441)]